The Hero Academy in My Mind

In the previous life, he was a good-natured person who was not popular with others. He died in a car accident while saving a child.In this life, what will happen if the souls of two good-natured people merge together?Good-natured person + good-natured person = angel?This is just the Hero Academy I want to write(Please start reading from the end of the second volume, the writing of the first volume is very poor)